#EFEC7B#EFEC7B

#EFEC7B is a very light, vivid yellow. Relative luminance 0.798; OKLCH L 92.3% C 0.136 H 107.4°. Best body text is #000000 at 16.95:1 contrast (WCAG AA passes).

Color values

HEX	#EFEC7B
RGB	rgb(239, 236, 123)
HSL	hsl(58, 78%, 71%)
HSV	hsv(58, 49%, 94%)
CMYK	cmyk(0%, 1.3%, 48.5%, 6.3%)
CIE-LAB	lab(91.58, -13.98, 54.64)
CIE-LCH	lch(91.58, 56.40, 104.35°)
OKLab	oklab(92.26% -0.0406 0.1295)
OKLCH	oklch(92.26% 0.136 107.4)
XYZ	xyz(69.1688, 79.7735, 30.4892)
Luminance	0.7977 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFEC7B #7B7EEF

analogous

#EFB27B #EFEC7B #B8EF7B

triadic

#EFEC7B #7BEFEC #EC7BEF

tetradic

#EFEC7B #7BEFB2 #7B7EEF #EF7BB8

square

#EFEC7B #7BEFB2 #7B7EEF #EF7BB8

split-complementary

#EFEC7B #7BB8EF #B27BEF

monochromatic

#D6D11A #E8E444 #EFEC7B #F6F4B2 #FCFBE4

Accessibility & contrast

On white

1.24

#EFEC7B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.95

#EFEC7B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFEC7B

16.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFEC7B	#FFFFFF	#000000	##000000
##EFEC7B	1.00	1.24	16.95	16.95
#FFFFFF	1.24	1.00	21.00	21.00
#000000	16.95	21.00	1.00	1.00
##000000	16.95	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FCE471

Deuteranopia (green-blind)

#FEE981

Tritanopia (blue-blind)

#FDE0D2

Achromatopsia (no color)

#E7E7E7

Design tokens & code

CSS

--color: #efec7b;
/* rgb */ color: rgb(239, 236, 123);
/* oklch */ color: oklch(92.3% 0.136 107.4);

Tailwind

colors: {
  custom: {
    50: '#f6f2a4',
    500: '#efec7b',
    950: '#000000',
  },
}

SCSS

$custom: #efec7b;
$custom-light: #f6f2a4;
$custom-dark: #000000;

JSON

{
  "hex": "#efec7b",
  "rgb": {
    "r": 239,
    "g": 236,
    "b": 123
  },
  "hsl": {
    "h": 58.448,
    "s": 78.378,
    "l": 70.98
  },
  "oklch": {
    "l": 0.92258,
    "c": 0.13567,
    "h": 107.4
  },
  "luminance": 0.79772
}

Semantic roles & 50–950 ramp

primary

#EFEC7B

secondary

#4549C9

accent

#10DB0B

background

#FFFFFC

surface

#FFFEF6

border

#D7D6D0

text

#17160F

muted

#858580

Preview Lab

Preview with #EFEC7B

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →